PDF malware analysis — malicious · a296aa8a876971a2

MALICIOUS

PDF

35.4 KB Created: 2021-06-29 13:02:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16

MD5: 4046c783aca06a1f041d8b7d8ba30883 SHA-1: 34911beaff6eb36e75e92ce9f849981ef059a3c8 SHA-256: a296aa8a876971a2ec46b54e92511503851f72cbdef1aa610edf12bd8d3c8ed3

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded links, many of which are structured as SEO-optimized links pointing to game-related hacks and cheats. The document body explicitly mentions 'how to hack admin in roblox games' and includes a direct URL to a potential exploit. This indicates a lure for users seeking unauthorized access or advantages in games, likely leading to malicious websites or downloads.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL http://netcdn.co/app/431946152/how-to-hack-admin-in-roblox-games-game-hack PDF link annotation
- https://www.orbai.ai/uploaded_files/userfiles/files/roblox-free-robux-not-fake-isgd-5qok6w_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/roblox-how-to-get-rubux-hack-free_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/coin-master-hack-without-human-verification-2021_GM406889139.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/free-coin-master-spins-no-verification_GM406889139.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/free-spins-coin-master-no-survey_GM406889139.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/roblox-arsenal-hacks-download_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/gamesofficenet-hack-coin-master_GM406889139.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/free-roblox_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/coin-master-hack-mod-apk-free-download_GM406889139.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/roblox-lumber-tycoon-2-cheat-codes_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/minecraft-java-edition-free-trial_GM479516143.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/how-to-get-free-robux-inspect-element-2021_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/robux-gratis-hack-2021-android_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/free-robux-no-human-verification-2021_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/lazyblox-com-free-robux_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/fiddler-hack-roblox_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/free-money-in-any-roblox-game_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/roblox-hacks-and-cheats_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/can-i-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.orbai.ai/uploaded_files/userfiles/files/young-wild-and-free-roblox-id_GM431946152.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off000031a7.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x31A7	22824 bytes
SHA-256: `4bbcc3250e3137fee7444ad0eb44b4fae680f6ca92c48378c3d0440bc741a238`
`font_01_sfnt_off00006473.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6473	19376 bytes
SHA-256: `580698760a9edd2526f58f0e377b5be86e9a317becfbddc98592ad199bf6c9b7`

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